This storage system will fit into the larger Yokohama-deluxe box (if you're interested in the retail version please visit here). It is composed of (1) main tray with (6) removable trays. THe main tray will hold premium sleeved cards and also holds the management and area boards.Four of the trays store the player pieces organized so that trays can be handed out to each player and each person will have all of their pieces need for game set-up. The remaining two trays are there to hold resources and can be placed right beside the board for easy access during game play. (Game not included)